Table 1.
Correlations between clinicopathological and vascular index (VI) values of breast cancers.
| Number | VI (%)M (25%~75%) | Z | P value | |
|---|---|---|---|---|
| Size(cm) | -0.819 | 0.413 | ||
| ≤2 | 94 | 7.7 (4.0~13.4) | ||
| >2 | 131 | 7.0 (4.4~11.3) | ||
| ER status | -2.361 | 0.018 | ||
| Positive | 158 | 6.7 (4.0~10.8) | ||
| Negative | 67 | 8.8 (5.1~18.2) | ||
| PR status | -1.835 | 0.066 | ||
| Positive | 134 | 6.6 (3.9~10.8) | ||
| Negative | 91 | 8.2 (4.4~14.2) | ||
| HER-2 status | -0.516 | 0.606 | ||
| Negative | 181 | 7.4 (4.3~12.1) | ||
| Positive | 44 | 6.7 (4.1~11.6) | ||
| Ki-67 index (%) | -1.650 | 0.099 | ||
| <14 | 45 | 5.9 (2.7~11.3) | ||
| ≥14 | 180 | 7.6 (4.4-12.4) | ||
| Ki-67 index (%) | 5.563 | 0.062 | ||
| <14 | 45 | 5.9 (2.7~11.3) | ||
| 14~20 | 20 | 6.8 (2.6~9.3) | ||
| ≥20 | 160 | 7.7 (4.5~12.7) | ||
| Ki-67 index (%) | -2.322 | 0.020 | ||
| <20 | 65 | 6.2 (2.7~10.8) | ||
| ≥20 | 160 | 7.7 (4.5~12.7) | ||
| Histology | ||||
| Invasive ductal carcinoma | 210 | 7.5 (4.3~12.1) | 2.931 | 0.231 |
| Invasive lobular carcinoma Others |
4 11 |
5.4 (1.5~12.0) 4.8 (1.4~9.5) |
||
| Nuclear grade | 6.792 | 0.034 | ||
| 1 | 32 | 5.3 (1.8~9.6) | ||
| 2 | 101 | 7.3 (4.3~12.4) | ||
| 3 | 92 | 8.2 (4.5~13.7) | ||
| Axillary lymph node metastasis | -0.009 | 0.992 | ||
| Absent | 138 | 7.6 (3.8~13.3) | ||
| Present | 87 | 7.0 (4.7~10.6) | ||
| Stage | 2.646 | 0.449 | ||
| I | 66 | 8.5 (4.1~13.8) | ||
| II | 137 | 7.0 (4.3~11.4) | ||
| III | 21 | 6.5 (4.6~11.8) | ||
| IV | 1 | 11.7 |
VI (%)M (25%~75%), Vascular index (%) Median (25%~75%); ER, estrogen receptor; HER-2, human epidermal growth factor receptor-2.
The difference is statistically significant in bold.